– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 am Thu 05 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Thu 05 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Thu 05 Mar Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 57mm), heaviest during Sat night. Mild temperatures (max 8°C on Sat morning, min 3°C on Thu morning). Wind will be generally light. | Days 4–6 Weather SummaryLight rain (total 6mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 7°C on Sun morning, min -3°C on Mon night). Wind will be generally light. | |||||||||||||||||
Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | |  |  | | |  |  | |  |  |  |  | |
light rain | light rain | light rain | light rain | light rain | light rain | light rain | mod. rain | heavy rain | light rain | light rain | snow shwrs | light snow | light snow | light snow | snow shwrs | some clouds | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 3 | 5 | 2 | — | 9 | |
3 | 0.5 | 2 | 0.6 | 4 | 3 | 0.6 | 6 | 38 | 4 | 1.7 | 0.5 | — | — | — | — | — | — | |
max °C | 4 | 4 | 3 | 5 | 5 | 7 | 8 | 8 | 8 | 7 | 5 | 3 | 1 | 1 | -2 | 0 | 0 | -1 |
min °C | 3 | 3 | 3 | 4 | 5 | 6 | 7 | 7 | 7 | 7 | 4 | 0 | 1 | -1 | -3 | -1 | -1 | -2 |
1 | 2 | 2 | 4 | 5 | 5 | 6 | 6 | 4 | 4 | 2 | -2 | -3 | -6 | -6 | -4 | -5 | -7 | |
1000 | 1050 | 1000 | 1350 | 1600 | 2250 | 2400 | 2200 | 2000 | 1700 | 1300 | 700 | 600 | 550 | 300 | 400 | 550 | 200 | |
Cloud base (m) | 600 | 650 | 750 | 600 | 600 | 600 | 600 | 600 | 600 | 550 | 550 | 700 | 550 | 550 | 600 | 600 | 600 | 550 |
 | 6:41 | — | — | 6:39 | — | — | 6:37 | — | — | 7:35 | — | — | 6:33 | — | — | 6:31 | — | — |
 | — | 5:58 | — | — | 5:59 | — | — | 6:00 | — | — | 7:01 | — | — | 6:04 | — | — | 6:05 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 57mm), heaviest during Sat night. Mild temperatures (max 8°C on Sat morning, min 3°C on Thu morning). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 6mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 7°C on Sun morning, min -3°C on Mon night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.